Home / 760,481,624.91-1,138,757,852.71-524,858,206.39

Finding the Fourth Proportional to 760,481,624.91, 1,138,757,852.71 and 524,858,206.39

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Solution

The fourth proportional to 760,481,624.91, 1,138,757,852.71 and 524,858,206.39 is: 785,931,420.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    760,481,624.91 : 1,138,757,852.71 = 524,858,206.39 : x
  2. Step 2: Convert to fraction form
    760,481,624.91/1,138,757,852.71 = 524,858,206.39/x
  3. Step 3: Cross multiply
    760,481,624.91x = 1,138,757,852.71 × 524,858,206.39
  4. Step 4: Simplify right side
    760,481,624.91x = 597,686,404,085,898,368
  5. Step 5: Solve for x
    x = 597,686,404,085,898,368/760,481,624.91
  6. Step 6: Final answer
    x = 785,931,420.97

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.